DE602007012617D1 - Sheet feeding device and image forming device - Google Patents

Sheet feeding device and image forming device

Info

Publication number
DE602007012617D1
DE602007012617D1 DE602007012617T DE602007012617T DE602007012617D1 DE 602007012617 D1 DE602007012617 D1 DE 602007012617D1 DE 602007012617 T DE602007012617 T DE 602007012617T DE 602007012617 T DE602007012617 T DE 602007012617T DE 602007012617 D1 DE602007012617 D1 DE 602007012617D1
Authority
DE
Germany
Prior art keywords
image forming
sheet feeding
feeding device
forming device
sheet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DE602007012617T
Other languages
German (de)
Inventor
Shinya Sonoda
Masato Izumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE602007012617D1 publication Critical patent/DE602007012617D1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/02—Separating articles from piles using friction forces between articles and separator
    • B65H3/06—Rollers or like rotary separators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J11/00—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J13/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in short lengths, e.g. sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J13/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in short lengths, e.g. sheets
    • B41J13/10—Sheet holders, retainers, movable guides, or stationary guides
    • B41J13/103—Sheet holders, retainers, movable guides, or stationary guides for the sheet feeding section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/42—Piling, depiling, handling piles
    • B65H2301/423—Depiling; Separating articles from a pile
    • B65H2301/4232—Depiling; Separating articles from a pile of horizontal or inclined articles, i.e. wherein articles support fully or in part the mass of other articles in the piles
    • B65H2301/42324—Depiling; Separating articles from a pile of horizontal or inclined articles, i.e. wherein articles support fully or in part the mass of other articles in the piles from top of the pile
    • B65H2301/423245—Depiling; Separating articles from a pile of horizontal or inclined articles, i.e. wherein articles support fully or in part the mass of other articles in the piles from top of the pile the pile lying on a stationary support, i.e. the separator moving according to the decreasing height of the pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2402/00—Constructional details of the handling apparatus
    • B65H2402/50—Machine elements
    • B65H2402/54—Springs, e.g. helical or leaf springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/10—Size; Dimensions
    • B65H2511/15—Height, e.g. of stack
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/30—Forces; Stresses
    • B65H2515/34—Pressure, e.g. fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00—Application field
    • B65H2801/03—Image reproduction devices
    • B65H2801/09—Single-function copy machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Registering Or Overturning Sheets (AREA)
DE602007012617T 2006-07-07 2007-07-04 Sheet feeding device and image forming device Active DE602007012617D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006187921A JP4732258B2 (en) 2006-07-07 2006-07-07 Paper feeding device and image forming apparatus

Publications (1)

Publication Number Publication Date
DE602007012617D1 true DE602007012617D1 (en) 2011-04-07

Family

ID=38420742

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007012617T Active DE602007012617D1 (en) 2006-07-07 2007-07-04 Sheet feeding device and image forming device

Country Status (6)

Country Link
US (2) US7980548B2 (en)
EP (1) EP1876026B1 (en)
JP (1) JP4732258B2 (en)
KR (1) KR100898191B1 (en)
CN (1) CN100581954C (en)
DE (1) DE602007012617D1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101180854B (en) * 2005-04-25 2015-02-18 Lg电子株式会社 Reader control system
US7762733B2 (en) * 2006-07-06 2010-07-27 Canon Kabushiki Kaisha Printing apparatus, conveyance apparatus, and feed-conveyance control method
JP4793474B2 (en) * 2009-05-29 2011-10-12 ブラザー工業株式会社 Sheet feeding apparatus and image forming apparatus
TW201242780A (en) * 2011-04-29 2012-11-01 Hon Hai Prec Ind Co Ltd Paper transmitting apparatus
JP5930606B2 (en) * 2011-05-16 2016-06-08 ニスカ株式会社 Paper feeder
US8746690B1 (en) * 2013-01-16 2014-06-10 Eastman Kodak Company Duplexing unit with freely rotatable contact surface
JP6870492B2 (en) * 2017-06-22 2021-05-12 京セラドキュメントソリューションズ株式会社 Sheet feeding unit and image forming device equipped with it

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0724344Y2 (en) * 1989-06-08 1995-06-05 シャープ株式会社 Paper feeder of copier
JP2963723B2 (en) * 1990-04-20 1999-10-18 キヤノン株式会社 Cut sheet separation device
JPH04303334A (en) * 1991-03-29 1992-10-27 Nec Home Electron Ltd Printing paper sheet feed cassette and mounting mechanism thereof
US5348282A (en) * 1993-10-04 1994-09-20 Xerox Corporation Self adjusting feed roll
US5346199A (en) * 1993-11-01 1994-09-13 Xerox Corporation Adjustable nudger roll normal force using multiple springs
JP2928069B2 (en) * 1993-11-12 1999-07-28 甲府日本電気株式会社 Bill feeding device
JPH07237759A (en) * 1994-02-25 1995-09-12 Hitachi Ltd Paper sheet feeding mechanism
JP3549276B2 (en) * 1995-03-31 2004-08-04 株式会社デュプロ Paper feeder
KR100211795B1 (en) * 1996-11-08 1999-08-02 윤종용 Driving device for subsidiary sheet feeding device of laser beam printer
US5932313A (en) * 1997-04-17 1999-08-03 Lexmark International, Inc. Rubber-based paper feed rollers
JPH11139607A (en) * 1997-11-13 1999-05-25 Canon Inc Sheet material separating device, paper feeding device and image forming device
JP3753527B2 (en) 1997-12-12 2006-03-08 株式会社リコー Image forming apparatus
JPH11334947A (en) * 1998-05-29 1999-12-07 Fuji Photo Film Co Ltd Sheet feeder
US6279897B1 (en) * 1999-08-30 2001-08-28 Lexmark International, Inc. Sheet separator dam
JP3478776B2 (en) * 2000-02-02 2003-12-15 キヤノン株式会社 Paper feeder and image forming apparatus having the same
JP4356213B2 (en) * 2000-08-10 2009-11-04 ブラザー工業株式会社 Paper feeder
US6651974B2 (en) * 2001-02-23 2003-11-25 Canon Kabushiki Kaisha Sheet feed apparatus and recording apparatus equipped with sheet feed apparatus
US6382620B1 (en) * 2001-03-16 2002-05-07 Hewlett-Packard Company Single sheet feeder with angled multi-sheet retard pad
US7165765B2 (en) 2002-06-07 2007-01-23 Canon Kabushiki Kaisha Sheet feeding apparatus and recording apparatus
KR100461589B1 (en) * 2002-08-07 2004-12-14 삼성전자주식회사 Paper separating guide of a feeding cassette for printing apparatus
US7029006B2 (en) 2002-08-29 2006-04-18 Canon Kabushiki Kaisha Sheet feeding apparatus and image forming apparatus
US6877736B2 (en) * 2002-10-11 2005-04-12 Teco Image Systems Co., Ltd. Roller apparatus for automatic paper-feeding mechanism
US7004460B2 (en) * 2003-04-23 2006-02-28 Hewlett-Packard Development Company, L.P. Media bias assembly for hardcopy devices
US7594651B2 (en) * 2003-06-03 2009-09-29 Hewlett-Packard Development Company, L.P. Media feed system and method
JP4105594B2 (en) * 2003-06-12 2008-06-25 ニスカ株式会社 Sheet feeding apparatus and image reading apparatus having the same
US20040251592A1 (en) * 2003-06-16 2004-12-16 Tom Ruhe Sheet media input structure for a sheet media processing device
JP4480355B2 (en) * 2003-06-27 2010-06-16 シャープ株式会社 Sheet feeding device, image forming device
TWI220413B (en) * 2003-11-21 2004-08-21 Benq Corp A sheet-feeding apparatus
JP4479452B2 (en) * 2004-09-30 2010-06-09 ブラザー工業株式会社 Paper feed separating member and paper feed device
JP4075829B2 (en) * 2004-03-05 2008-04-16 ブラザー工業株式会社 Supply roller unit and conveying device
JP4069883B2 (en) 2004-03-05 2008-04-02 ブラザー工業株式会社 Paper feeder
JP4378229B2 (en) 2004-06-14 2009-12-02 キヤノン株式会社 Automatic feeding device and recording device
US7413183B2 (en) * 2004-09-15 2008-08-19 Brother Kogyo Kabushiki Kaisha Image recording apparatus
JP4006432B2 (en) * 2004-11-12 2007-11-14 キヤノン株式会社 Sheet feeding apparatus and image forming apparatus
US7594647B2 (en) * 2005-09-08 2009-09-29 Lexmark International, Inc. Pick mechanism with stack height dependent force for use in an image forming device
JP4265599B2 (en) 2005-12-22 2009-05-20 ブラザー工業株式会社 Image forming apparatus

Also Published As

Publication number Publication date
JP2008013335A (en) 2008-01-24
EP1876026A2 (en) 2008-01-09
US8387969B2 (en) 2013-03-05
KR20080005130A (en) 2008-01-10
US7980548B2 (en) 2011-07-19
US20110241279A1 (en) 2011-10-06
EP1876026B1 (en) 2011-02-23
KR100898191B1 (en) 2009-05-18
JP4732258B2 (en) 2011-07-27
CN101100245A (en) 2008-01-09
US20080006987A1 (en) 2008-01-10
EP1876026A3 (en) 2009-01-14
CN100581954C (en) 2010-01-20

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